diff --git a/atak/plugin/scripts/install_device.sh b/atak/plugin/scripts/install_device.sh
index b1612a7..1c1f4e2 100755
--- a/atak/plugin/scripts/install_device.sh
+++ b/atak/plugin/scripts/install_device.sh
@@ -3,11 +3,19 @@ set -euo pipefail
 
 cd "$(dirname "$0")/.."
 
-APK="$(find app/build/outputs/apk/civ/release -maxdepth 1 -name '*.apk' -print 2>/dev/null | sort | tail -n 1)"
+# Pick the newest APK by modification time so a freshly-rebuilt artifact is
+# preferred over a stale-but-lexicographically-later leftover (e.g. v1.2.10
+# would lex-sort before v1.2.2 with the previous `sort | tail` form). `ls -t`
+# is portable across macOS (BSD) and Jetson (GNU).
+pick_latest_apk() {
+  ls -1t app/build/outputs/apk/civ/release/*.apk 2>/dev/null | head -n 1
+}
+
+APK="$(pick_latest_apk)"
 
 if [[ -z "$APK" || ! -f "$APK" ]]; then
   ./scripts/build_release.sh
-  APK="$(find app/build/outputs/apk/civ/release -maxdepth 1 -name '*.apk' -print | sort | tail -n 1)"
+  APK="$(pick_latest_apk)"
 fi
 
 adb install -r "$APK"